autobuild[sn-devel-144]: intermittent test failure detected

[autobuild]

The autobuild test system (on sn-devel-144) has detected an intermittent failing test in 
the current master tree.

The autobuild log of the failure is available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-02-22-1434/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-02-22-1434/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-02-22-1434/samba.stdout
  
The top commit at the time of the failure was:

commit 8c833470fc52332c62220ec9cc38c8a4fd7721f1
Author: Douglas Bagnall <douglas.bagnall at catalyst.net.nz>
Date:   Mon Feb 19 14:24:42 2018 +1300

    util/rfc1738: update preamble
    
    Signed-off-by: Douglas Bagnall <douglas.bagnall at catalyst.net.nz>
    Reviewed-by: Andrew Bartlett <abartlet at samba.org>
    
    Autobuild-User(master): Douglas Bagnall <dbagnall at samba.org>
    Autobuild-Date(master): Thu Feb 22 06:13:49 CET 2018 on sn-devel-144